Pressure wave propagation; one-dimensional flow; isentropic flow, adiabatic flow, diabatic flow, real and ideal flow in nozzles and diffusers; normal shock, Rankine-Hugoniot relation; flow in constant area ducts with friction; flow in ducts with heating and cooling; Fanno, Rayleigh and Busemann lines; generalized one-dimensional continuous flow; unsteady one-dimensional flow; method of characteristics.